diff --git a/sys/conf/sysent.mk b/sys/conf/sysent.mk
--- a/sys/conf/sysent.mk
+++ b/sys/conf/sysent.mk
@@ -21,12 +21,6 @@
 SRCS+=	${SYSENT_FILE}
 SRCS+=	${SYSENT_CONF}
 
-# Ensure that the target gets updated if the capabilities file is modified,
-# even though it is not an explicit input to makesyscalls.lua.  For some
-# targets, like Linux system calls, this is unnecessary, but a spurious rebuild
-# is both rare and harmless.
-SRCS+=	${CAPABILITIES_CONF}
-
 MAKESYSCALLS_INTERP?=	${LUA}
 MAKESYSCALLS_SCRIPT?=	${SYSDIR}/tools/makesyscalls.lua
 MAKESYSCALLS=	${MAKESYSCALLS_INTERP} ${MAKESYSCALLS_SCRIPT}